/Engine/Plugins/Runtime/XRBase/Source/XRBase/Public/HeadMountedDisplayFunctionLibrary.h
Switches to/from using HMD and stereo rendering.
(Boolean) True, if the request was successful.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="Input|HeadMountedDisplay") static bool EnableHMD ( bool bEnable )